From 9a2d2d8708208d983cb6101d58645537f7123a04 Mon Sep 17 00:00:00 2001 From: Deepak S Date: Fri, 22 Aug 2014 08:32:40 +0530 Subject: [PATCH] drm/i915: Fix to Enable GT/PM Interrupts MIME-Version: 1.0 Content-Type: text/plain; charset=utf8 Content-Transfer-Encoding: 8bit Programing GT IER interrupts was fumbled while enabling Interrupts for gen8 We forgot to program PM IER interrupt in gen8_gt_irq_postinstall based on the new re-worked interrupt routines. v2: Kill the loop and init GT interrupts individually (Ville) Signed-off-by: Deepak S Reviewed-by: Ville Syrjälä [danvet: Adjust commit message as per discussion with Deepak.] Signed-off-by: Daniel Vetter --- drivers/gpu/drm/i915/i915_irq.c | 9 ++++----- 1 file changed, 4 insertions(+), 5 deletions(-) diff --git a/drivers/gpu/drm/i915/i915_irq.c b/drivers/gpu/drm/i915/i915_irq.c index 8883a48c08b9..c1186e1ba48f 100644 --- a/drivers/gpu/drm/i915/i915_irq.c +++ b/drivers/gpu/drm/i915/i915_irq.c @@ -3799,8 +3799,6 @@ static int valleyview_irq_postinstall(struct drm_device *dev) static void gen8_gt_irq_postinstall(struct drm_i915_private *dev_priv) { - int i; - /* These are interrupts we'll toggle with the ring mask register */ uint32_t gt_interrupts[] = { GT_RENDER_USER_INTERRUPT << GEN8_RCS_IRQ_SHIFT | @@ -3817,10 +3815,11 @@ static void gen8_gt_irq_postinstall(struct drm_i915_private *dev_priv) GT_CONTEXT_SWITCH_INTERRUPT << GEN8_VECS_IRQ_SHIFT }; - for (i = 0; i < ARRAY_SIZE(gt_interrupts); i++) - GEN8_IRQ_INIT_NDX(GT, i, ~gt_interrupts[i], gt_interrupts[i]); - dev_priv->pm_irq_mask = 0xffffffff; + GEN8_IRQ_INIT_NDX(GT, 0, ~gt_interrupts[0], gt_interrupts[0]); + GEN8_IRQ_INIT_NDX(GT, 1, ~gt_interrupts[1], gt_interrupts[1]); + GEN8_IRQ_INIT_NDX(GT, 2, dev_priv->pm_irq_mask, dev_priv->pm_rps_events); + GEN8_IRQ_INIT_NDX(GT, 3, ~gt_interrupts[3], gt_interrupts[3]); } static void gen8_de_irq_postinstall(struct drm_i915_private *dev_priv) -- 2.20.1